package com.lennon.spring.cloud.demo.ribbon.consumer;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@SpringBootApplication
@EnableDiscoveryClient
public class ConsumerApp {

    @Bean
    @LoadBalanced
    public RestTemplate restTemplate() {
        return new RestTemplate();
    }

    public static void main(String[] args) {
        SpringApplication.run(ConsumerApp.class, args);
    }
}

@RestController
class ConsumerController {

    @Autowired
    private RestTemplate restTemplate;

    @RequestMapping("/helloConsumer")
    public String helloConsumer()
    {
        return restTemplate.getForEntity("http://hello-service/", String.class)
                .getBody();
    }
}
